Home / 4,992,889.24-7,489,547.45-1,960,912.40

Finding the Fourth Proportional to 4,992,889.24, 7,489,547.45 and 1,960,912.40

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Solution

The fourth proportional to 4,992,889.24, 7,489,547.45 and 1,960,912.40 is: 2,941,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,889.24 : 7,489,547.45 = 1,960,912.40 : x
  2. Step 2: Convert to fraction form
    4,992,889.24/7,489,547.45 = 1,960,912.40/x
  3. Step 3: Cross multiply
    4,992,889.24x = 7,489,547.45 × 1,960,912.40
  4. Step 4: Simplify right side
    4,992,889.24x = 14,686,346,474,012.69
  5. Step 5: Solve for x
    x = 14,686,346,474,012.69/4,992,889.24
  6. Step 6: Final answer
    x = 2,941,452.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.